#include <iostream>

using namespace std;

int main()
{
    int n,i=0,j=0;
    cout << "data ：" ;
    cin >> n;

    while(n!=0)
    {
       if(n>0) i+=1;
       if(n<0) j+=1;
       //cout << n <<endl;
    }
    cout << "positive number :" << i << endl;
    cout << "negative number :" << j << endl;

    return 0;
}
